1.The surface which is treated by oscillating bright black,beautiful and durable.2.The introduction of Taiwan imported advanced technology,more scientific.3.Allen wrench socket,Overall heat treatment,the maximum of hardness can reach HRC54.4.It is made of tough alloy steel so it stands up to tough torquing without rounding.5.Clear markings and size specific slots make this set easy to keep organized.

Bright black short Arm allen wrench socket Advantages:

Why does virtually every piece of furniture / equipment needed to be equipped with Allen wrench? What are the advantages of hex key tools?Let our bright black short Arm allen wrench socket to tell you the truth.Ok, you know the hex key is very necessary for almost every part of life.So it should be made of high quality material.And of course our products will not let you down,you do not worry about its quality or price.And when you buy a hex key (Allen wrench) set, get them with ball ends. The advantage is that their ball end make it easier to slide the wrench into the receiving slot.Besides,we have introduced taiwanese imported advanced technology,so it is more scientific.